189891120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25523}}^1$

素因数の和:25570

約数の個数: 80

約数和(自身を含む): 607675392

約数和(自身を除く): 417784272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 25523, 51046, 76569, 102092, 127615, 153138, 204184, 255230, 306276, 382845, 408368, 510460, 612552, 765690, 791213, 1020920, 1225104, 1531380, 1582426, 2041840, 2373639, 3062760, 3164852, 3956065, 4747278, 6125520, 6329704, 7912130, 9494556, 11868195, 12659408, 15824260, 18989112, 23736390, 31648520, 37978224, 47472780, 63297040, 94945560, 189891120]

約数ペア:

[(1, 189891120), (2, 94945560), (3, 63297040), (4, 47472780), (5, 37978224), (6, 31648520), (8, 23736390), (10, 18989112), (12, 15824260), (15, 12659408), (16, 11868195), (20, 9494556), (24, 7912130), (30, 6329704), (31, 6125520), (40, 4747278), (48, 3956065), (60, 3164852), (62, 3062760), (80, 2373639), (93, 2041840), (120, 1582426), (124, 1531380), (155, 1225104), (186, 1020920), (240, 791213), (248, 765690), (310, 612552), (372, 510460), (465, 408368), (496, 382845), (620, 306276), (744, 255230), (930, 204184), (1240, 153138), (1488, 127615), (1860, 102092), (2480, 76569), (3720, 51046), (7440, 25523)]